CVE-2025-15255CRITICAL 9.8EPSS p89.0%

CVE-2025-15255CVE-2025-15255

Description

A vulnerability was determined in Tenda W6-S 1.0.0.4(510). This impacts an unknown function of the file /bin/httpd of the component R7websSsecurityHandler. Executing a manipulation of the argument Cookie can lead to stack-based buffer overflow. The attack may be launched remotely. The exploit has been publicly disclosed and may be utilized.

Scoring

CVSS 3.19.8 (CRITICAL)
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS3.92% probability of exploitation · percentile 89.0% · 2026-06-18T12:00:27Z
Published2025-12-30
Last modified2026-02-24

Underlying weaknesses· 2

CWE-119CWE-121

References

  1. https://github.com/dwBruijn/CVEs/blob/main/Tenda/R7WebsSecurityHandler.md
  2. https://vuldb.com/?ctiid.338645
  3. https://vuldb.com/?id.338645
  4. https://vuldb.com/?submit.725500
  5. https://www.tenda.com.cn/
  6. https://github.com/dwBruijn/CVEs/blob/main/Tenda/R7WebsSecurityHandler.md

2

TypeTargetConfidenceTier
WeaknessImproper Restriction of Operations within the Bounds of a Memory Buffercwe-1190%live
WeaknessStack-based Buffer Overflowcwe-1210%live

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Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.